1 files changed, 1 insertions, 0 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4462a79..b897a53 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -306,6 +306,7 @@ endif()
 check_type_size(time_t SIZEOF_TIME_T)
 if(SIZEOF_TIME_T STREQUAL "4")
         set(SMALL_TIME_T true)
+        add_definitions(-DSMALL_TIME_T)
         message(WARNING " ** Warning, this system is unable to represent times past 2038\n"
                         " ** It will behave incorrectly when handling valid RFC5280 dates")
 endif()